The union endorsement of Sen. Susan Collins is the subject of this week's Across the Aisle, with Dan Demeritt, political consultant and former communications director for Republican Gov. Paul LePage, and Cynthia Dill, a practicing attorney and former Democratic U.S. Senate candidate.

Dan Demeritt is a political consultant and former communications director for Republican Gov. Paul LePage, and Cynthia Dill is a practicing attorney and former Democratic U.S. Senate candidate. They spoke with Keith Shortall.